How to use?
Put Jaw Exerciser with biting strips in boiling water for 20-24 seconds.
Remove Jaw Exerciser from boiling water, shake off excess water, but don't wait too long to let it cool.
Stick your thumbs through the hole, place, and adjust Jawline Exerciser so you are biting down on bite strips.
Bite down and hold for 15 seconds to customize the mouthpiece to the contours of your own mouth.
Remove Jaw Exerciser from the mouth and cool your imprints under cold water for a few seconds to permanently set imprints.